Question

pls solve it with full process.......​

Answer 1

Answer:

[1-{1-(1-n) ^-1}-1]^-1

1-(1-n) ^-1}^-1]^-1

1-(1-n) ^-1

because, -1×-1×-1=-1

(1-1) (1+n) ^-1

0(1+n) ^-1

0^-1

0